高中英语 module5 a lesson in a lab 4 period 外研版必修1

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1、TheFourthPeriodALessoninaLabTheGeneralIdeaofThisPeriodInthisperiod,we’regoingtolearnVocabulary,ListeningandWriting,Grammar1&Grammar2.TeachingAims1.Learntosaythedecimals.2.Developtheirabilitiesoflisteningandwriting.3.Learnthegrammar:DegreesofCompa

2、rison.TeachingDifficultPoints1.Improvethestudents’listeningability.2.Masterthegrammar:DegreesofComparisons12.TeachingMethodsFinding,deducting.TeachingAids1.acomputer2.aprojector3.theblackboardTeachingProceduresStep1Revision　Showtheirhomew

3、orkexercisesontherealobjectobjector.Teachergivessomecommentsonthework.Step2Lookandlearn　LearntosaythedecimalsbylookingatPart1onPage46.Givethemtwominutes.Workontheirownfirstandthensaytoeachotherinpairs,payingattentiontothenumbersbeforeandafterpoin

4、t.Step3Writeandsay　T:Nowwriteandsaythenumbersasdecimals.S:Pointfive.S:Twopointtwofive.S:(naught)Pointsevenfive.S:Thirtypointfive.S:Twelvepointthree.T:LearntosaythefractionsonPage46.Workinpairsandreporttheanswerstotheclass.Keys:ahalf　twoanda

5、quarterthreequarters　thirtyandahalf　twelveandthreetenthsStep4Practice　Write5fractionsforeachonetosay.Step5Listeningandwriting　T:Readthelisteningmaterialandtrytopredictwhatyouwillhear.(It’sagoodwaytotraintheirlisteningability.)Playthecassettefo

6、rthemtolisten.Listenanothertimeforthemtocompletethedescriptionofthescientificexperiment.Listenathirdtime.Step6Grammar1:DegreesofComparison1　LearnhowtousemultipleindegreesofcomparisonT:Injuniormiddleschool,welearnedthesentence:“Theearthislargerth

7、anthemoon.”Weadd“forty-ninetimes”tothesentenceonP43.Haveyounoticedthewordorder?T:Whatdowesay“两倍”inEnglish?S:Twotimes.T:Isitright?S:No.It’stwice.T:NowpleaseanswerthequestionsinPart1,P43.S:Itshouldbelikethis:Iwenttheretwice.T:WhataboutNo.2?S:20metre

8、s.T:No.3?S:ObjectBis400kilogrammes.Step7Practice　Part2SB,P43Workonyourownfirstandthenchecktheanswerstogether.1.YangtzeRiverisaboutthreetimesaslongasSonghuaRiver.YangtzeRiverisaboutthreetimeslongerthanSonghuaRiver.2.WinterinHarbinisfour